1327861508131 has 8 divisors (see below), whose sum is σ = 1335654658800. Its totient is φ = 1320069710112.

The previous prime is 1327861508119. The next prime is 1327861508137. The reversal of 1327861508131 is 1318051687231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1327861508131 - 2³¹ = 1325714024483 is a prime.

It is a super-2 number, since 2×1327861508131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1327861508137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665676 + ... + 2330278.

It is an arithmetic number, because the mean of its divisors is an integer number (166956832350).

Almost surely, 2^{1327861508131} is an apocalyptic number.

1327861508131 is a deficient number, since it is larger than the sum of its proper divisors (7793150669).

1327861508131 is a wasteful number, since it uses less digits than its factorization.

1327861508131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676325.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 1327861508131 in words is "one trillion, three hundred twenty-seven billion, eight hundred sixty-one million, five hundred eight thousand, one hundred thirty-one".